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Laabri

9.1 Intro to Static Electricity

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Last updated over 1 year ago
9 Nsɛmmisa

Click Here for help - the questions all come from a website and Mr. H works through each of the series of questions on his website.

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Asemmisa {{asɛmmisaAhyɛnsode}}
1.

Identify the following objects as being either ...

a. positive b. negative c. neutral

If there is no conclusive evidence, then select all that could be true and put them in alphabetical order. So if you think it can be both positive and neutral you would write ac

Description of Object

i. An object possesses more protons than electrons.

ii. An object possesses more neutrons than electrons.

iii. A formerly neutral object that just lost some electrons.

iv. A formerly neutral object that just gained some electrons.

v. An object that attracts a negatively charged balloon.

vi. An object that attracts neutral paper bits and attracts a negatively-charged balloon.

vii. An object that attracts neutral attracts paper bits and repels a negatively-charged balloon.

viii. An object that attracts a negatively-charged balloon and attracts a positively-charged balloon.

ix. An object that attracts a charged balloon (balloon A) which is attracted to a negatively-charged balloon (balloon B).

x. An object that attracts a balloon (balloon C) which is repelled by a negatively-charged balloon (balloon D).

xi. An object that repels a balloon (balloon E) which is repelled by a positively-charged balloon (balloon F).

xii. An object around which the electric field vector is directed inwards.

xiii. An object around which the electric field vector is directed outwards.

Asemmisa {{asɛmmisaAhyɛnsode}}
2.

Which of the following are true of static charges? Choose all that apply.

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

Identify the following objects as being either ...

a. positive b. negative c. neutral

If there is no conclusive evidence, then select all that could be true and put them in alphabetical order. So if you think it can be both positive and neutral you would write ac

Description of Object

i. An object possesses more protons than electrons.

ii. An object possesses more neutrons than electrons.

iii. A formerly neutral object that just lost some electrons.

iv. A formerly neutral object that just gained some electrons.

v. An object that attracts a negatively charged balloon.

vi. An object that attracts neutral paper bits and attracts a negatively-charged balloon.

vii. An object that attracts neutral attracts paper bits and repels a negatively-charged balloon.

viii. An object that attracts a negatively-charged balloon and attracts a positively-charged balloon.

ix. An object that attracts a charged balloon (balloon A) which is attracted to a negatively-charged balloon (balloon B).

x. An object that attracts a balloon (balloon C) which is repelled by a negatively-charged balloon (balloon D).

xi. An object that repels a balloon (balloon E) which is repelled by a positively-charged balloon (balloon F).

xii. An object around which the electric field vector is directed inwards.

xiii. An object around which the electric field vector is directed outwards.

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Charged balloons are used to induce a charge upon neutral metal pop cans. Identify the type of excess charge that would be present on cans G, H, I, J, K, L, M, and N as shown in the diagrams below. (positive, negative, neutral)

  • G

  • H

  • I

  • J

  • K

  • L

  • M

  • N

  • P

  • Positive

  • Negative

  • Neutral

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

Charged balloons are used to induce a charge upon neutral metal pop cans. Identify the type of excess charge that would be present on cans G, H, I, J, K, L, M, and N as shown in the diagrams below. (positive, negative, neutral)

  • G

  • H

  • I

  • J

  • K

  • L

  • M

  • N

  • P

  • Positive

  • Negative

  • Neutral

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

Which of the following are true of static charges? Choose all that apply.

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7.

Upload a copy of your notes with Mr. B's signature to indicate you have had a micro-conversation with him

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8.

Your Check

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9.

Your Reflection